Lock escutcheon



FIG. 1 is a perspective view of the lock escutcheon showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof, and,

FIG. 6 is a bottom plan view thereof.

The rear view forms no part of the claimed design and is omitted.

The broken line illustration of environmental structure in the drawings form no part of the claimed design. 

CLAIM The ornamental design for a lock escutcheon, as shown and described. 